//
//  AppDelegate.m
//  WeChat
//
//  Created by Siegrain on 16/3/28.
//  Copyright © 2016年 siegrain. weChat. All rights reserved.
//

#import "AppDelegate.h"
#import "MainTabBarController.h"

@interface
AppDelegate ()

@end

@implementation AppDelegate

- (BOOL)application:(UIApplication*)application
  didFinishLaunchingWithOptions:(NSDictionary*)launchOptions
{
    self.window.bounds = [UIScreen mainScreen].bounds;

    self.window.backgroundColor = [UIColor whiteColor];

    [self.window makeKeyAndVisible];

    MainTabBarController* mainTabVC = [[MainTabBarController alloc] init];
    self.window.rootViewController = mainTabVC;

    [self changeNav];

    return YES;
}
/**
 *  全局改变Nav
 */
- (void)changeNav
{
    //设置NavigationBar背景颜色
    [[UINavigationBar appearance] setBarTintColor:[UIColor colorWithRed:54 / 255.0
                                                                  green:53 / 255.0
                                                                   blue:58 / 255.0
                                                                  alpha:1]];
    [[UINavigationBar appearance] setTintColor:[UIColor whiteColor]];
    [[UINavigationBar appearance] setTitleTextAttributes:@{
        NSForegroundColorAttributeName : [UIColor whiteColor]
    }];
    //不设置这个无法修改状态栏字体颜色
    [[UINavigationBar appearance] setBarStyle:UIBarStyleBlack];
}

- (void)applicationWillTerminate:(UIApplication*)application
{
    // Called when the application is about to terminate. Save data if
    // appropriate. See also applicationDidEnterBackground:.
    // Saves changes in the application's managed object context before the
    // application terminates.
    [self saveContext];
}

#pragma mark - Core Data stack

@synthesize managedObjectContext = _managedObjectContext;
@synthesize managedObjectModel = _managedObjectModel;
@synthesize persistentStoreCoordinator = _persistentStoreCoordinator;

- (NSURL*)applicationDocumentsDirectory
{
    // The directory the application uses to store the Core Data store file. This
    // code uses a directory named "Siegrain.WeChat" in the application's
    // documents directory.
    return [[[NSFileManager defaultManager] URLsForDirectory:NSDocumentDirectory
                                                   inDomains:NSUserDomainMask]
      lastObject];
}

- (NSManagedObjectModel*)managedObjectModel
{
    // The managed object model for the application. It is a fatal error for the
    // application not to be able to find and load its model.
    if (_managedObjectModel != nil) {
        return _managedObjectModel;
    }
    NSURL* modelURL =
      [[NSBundle mainBundle] URLForResource:@"WeChat"
                              withExtension:@"momd"];
    _managedObjectModel =
      [[NSManagedObjectModel alloc] initWithContentsOfURL:modelURL];
    return _managedObjectModel;
}

- (NSPersistentStoreCoordinator*)persistentStoreCoordinator
{
    // The persistent store coordinator for the application. This implementation
    // creates and returns a coordinator, having added the store for the
    // application to it.
    if (_persistentStoreCoordinator != nil) {
        return _persistentStoreCoordinator;
    }

    // Create the coordinator and store

    _persistentStoreCoordinator = [[NSPersistentStoreCoordinator alloc]
      initWithManagedObjectModel:[self managedObjectModel]];
    NSURL* storeURL = [[self applicationDocumentsDirectory]
      URLByAppendingPathComponent:@"WeChat.sqlite"];
    NSError* error = nil;
    NSString* failureReason =
      @"There was an error creating or loading the application's saved data.";
    if (![_persistentStoreCoordinator addPersistentStoreWithType:NSSQLiteStoreType
                                                   configuration:nil
                                                             URL:storeURL
                                                         options:nil
                                                           error:&error]) {
        // Report any error we got.
        NSMutableDictionary* dict = [NSMutableDictionary dictionary];
        dict[NSLocalizedDescriptionKey] =
          @"Failed to initialize the application's saved data";
        dict[NSLocalizedFailureReasonErrorKey] = failureReason;
        dict[NSUnderlyingErrorKey] = error;
        error =
          [NSError errorWithDomain:@"YOUR_ERROR_DOMAIN"
                              code:9999
                          userInfo:dict];
        // Replace this with code to handle the error appropriately.
        // abort() causes the application to generate a crash log and terminate. You
        // should not use this function in a shipping application, although it may
        // be useful during development.
        NSLog(@"Unresolved error %@, %@", error, [error userInfo]);
        abort();
    }

    return _persistentStoreCoordinator;
}

- (NSManagedObjectContext*)managedObjectContext
{
    // Returns the managed object context for the application (which is already
    // bound to the persistent store coordinator for the application.)
    if (_managedObjectContext != nil) {
        return _managedObjectContext;
    }

    NSPersistentStoreCoordinator* coordinator = [self persistentStoreCoordinator];
    if (!coordinator) {
        return nil;
    }
    _managedObjectContext = [[NSManagedObjectContext alloc]
      initWithConcurrencyType:NSMainQueueConcurrencyType];
    [_managedObjectContext setPersistentStoreCoordinator:coordinator];
    return _managedObjectContext;
}

#pragma mark - Core Data Saving support

- (void)saveContext
{
    NSManagedObjectContext* managedObjectContext = self.managedObjectContext;
    if (managedObjectContext != nil) {
        NSError* error = nil;
        if ([managedObjectContext hasChanges] &&
            ![managedObjectContext save:&error]) {
            // Replace this implementation with code to handle the error
            // appropriately.
            // abort() causes the application to generate a crash log and terminate.
            // You should not use this function in a shipping application, although it
            // may be useful during development.
            NSLog(@"Unresolved error %@, %@", error, [error userInfo]);
            abort();
        }
    }
}

@end
